Base | Representation |
---|---|
bin | 101101100110110… |
… | …1100010011001100 |
3 | 10221122120002212122 |
4 | 1123031230103030 |
5 | 11113230102410 |
6 | 411503552112 |
7 | 52631320424 |
oct | 13315542314 |
9 | 3848502778 |
10 | 1530315980 |
11 | 715907056 |
12 | 3685bb638 |
13 | 1b507801b |
14 | 107355484 |
15 | 8e536e55 |
hex | 5b36c4cc |
1530315980 has 24 divisors (see below), whose sum is σ = 3292047360. Its totient is φ = 597196160.
The previous prime is 1530315937. The next prime is 1530316001. The reversal of 1530315980 is 895130351.
It is a self number, because there is not a number n which added to its sum of digits gives 1530315980.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 932300 + ... + 933939.
It is an arithmetic number, because the mean of its divisors is an integer number (137168640).
Almost surely, 21530315980 is an apocalyptic number.
1530315980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1530315980 is an abundant number, since it is smaller than the sum of its proper divisors (1761731380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1530315980 is a wasteful number, since it uses less digits than its factorization.
1530315980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1866289 (or 1866287 counting only the distinct ones).
The product of its (nonzero) digits is 16200, while the sum is 35.
The square root of 1530315980 is about 39119.2533159824. The cubic root of 1530315980 is about 1152.3746721676.
The spelling of 1530315980 in words is "one billion, five hundred thirty million, three hundred fifteen thousand, nine hundred eighty".
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